The Perl Toolchain Summit needs more sponsors. If your company depends on Perl, please support this very important event.
#!perl

use strict;
use warnings;
use Template::Flute;
use Test::More tests => 3;
use Test::Warnings ':all';

my ($spec, $html, $flute, $out, $expected);

$spec =<<'SPEC';
<specification>
<pattern name="pxt" type="string">123</pattern>
<value name="cartline" target="alt" pattern="pxt"/>
</specification>
SPEC

$html =<<'HTML';
<img class="cartline" />
HTML

$flute = Template::Flute->new(template => $html,
                              specification => $spec,
                              values => {
                                         cartline => "42",
                                        });

$out = $flute->process;
like $out, qr/alt=""/, "Alt attribute replaced";
had_no_warnings("No warnings issued");